Robert Hendricks

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Youngstown, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Simplified coin-controlled latch unit
- Patent number 6,206,168
- Issue date Mar 27, 2001
- Steel City Corp.
- Robert Hendricks
- G07 - CHECKING-DEVICES
Information Patent Grant
Newspaper vending device
- Patent number 5,893,615
- Issue date Apr 13, 1999
- Steel City Corporation
- Robert Hendricks
- G07 - CHECKING-DEVICES